/Engine/Plugins/Experimental/UIFramework/Source/Public/Widgets/UIFButton.h
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, BlueprintAuthorityOnly, Category="UI Framework") void SetContent ( [FUIFrameworkSimpleSlot](API\Plugins\UIFramework\Types\FUIFrameworkSimpleSlot) Content )